DS18B20

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foppa
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DS18B20

Post by foppa »

Hello everyone.
I'm trying to get DS18B20 function.
But it just shows -1 on the display.
And when I disconnect DS18B20 I get "no device found".
which means that DS18B20 seem to work.
or is it broken

Pic 16F690
8MHZ external crystal
pullup 4.7 Kohm
DS18B20 on bone RA0

foppa
Posts: 45
Joined: Sat Dec 20, 2008 1:55 pm
Has thanked: 3 times
Been thanked: 1 time
Contact:

Re: DS18B20

Post by foppa »

I answer myself
incorrectly pullup.
was connected to - instead of +

:lol:

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